src/patches/lltjp-unicode-math.sty

   1 %
   2 % lltjp-unicode-math.sty
   3 %
   4
   5 \NeedsTeXFormat{LaTeX2e}
   6 \ProvidesPackage{lltjp-unicode-math}[2015/08/27 Patch to unicode-math for LuaTeX-ja]
   7
   8 \RequirePackage{unicode-math,luatexja}
   9
  10 \ExplSyntaxOn
  11
  12 \group_begin:
  13   \tl_set:Nn \l_tmpa_tl { um_cs_set_eq_active_char:Nw }
  14   \cs_if_exist:cT { __um_cs_set_eq_active_char:Nw } {
  15     \tl_set:Nn \l_tmpa_tl { __um_cs_set_eq_active_char:Nw }
  16     \cs_gset:Npn \use@mathgroup #1 #2
  17      {
  18       \mode_if_math:T % <- not sure if this is really necessary since we've just checked for mmode and raised an error if not!
  19        {
  20         \math@bgroup
  21           \cs_if_eq:cNF {M@\f@encoding} #1 {#1}
  22           \__um_switchto_literal:
  23           \ltj@tempcnta=#2 \expandafter\ltj@@mathJapaneseFonts\string#1\relax%
  24           \ifin@ \jfam #2 \relax \else \mathgroup #2 \relax \fi
  25         \math@egroup
  26        }
  27      }
  28   }
  29   \cs_gset:cpn { \tl_use:N \l_tmpa_tl } #1 = "#2 \q_nil {%"
  30     \group_begin:
  31       %\typeout {um: \string#1, \int_from_hexadecimal:n {#2}, #2}% <- for debug
  32       \char_set_lccode:nn { `! } { "#2 }%"
  33       \tex_lowercase:D {
  34         \tl_set:Nn \l_tmpa_tl {  \relax
  35           \ifmmode!\else{\directlua{tex.globaldefs = 0}\ltj@allalchar!}\fi}
  36         \cs_gset_eq:NN #1 \l_tmpa_tl
  37       }
  38       \ltjsetmathletter{ \int_from_hexadecimal:n {#2} }
  39     \group_end:
  40   }
  41 \group_end:
  42
  43 \ExplSyntaxOff
  44
  45 \endinput